About us

Hongtu Zinc Oxide Factory, located in Shihe Subdistrict, Puwan New Area, Dalian City, Liaoning Province, China, was founded in 1996 with nearly 30 years of professional experience in indirect method high-purity zinc oxide production. We are a comprehensive manufacturer integrating independent R&D, standardized production, strict quality inspection and global export service, trusted by more than 1,200 industrial enterprises all over the world. Our factory covers large standardized production workshops equipped with full-automatic closed production lines, achieving an annual output capacity of 40,000 metric tons. We own an independent precision testing laboratory and have passed ISO9001 Quality Management System, ISO14001 Environmental Management System and ISO45001 Occupational Health and Safety Management System triple certifications, all production links comply with international industrial standards.

Hongtu Zinc Oxide Factory Complete Company Introduction
About Us
Hongtu Zinc Oxide Factory, located in Shihe Subdistrict, Puwan New Area, Dalian City, Liaoning Province, China, was founded in 1996 with nearly 30 years of professional experience in indirect method high-purity zinc oxide production. We are a comprehensive manufacturer integrating independent R&D, standardized production, strict quality inspection and global export service, trusted by more than 1,200 industrial enterprises all over the world.
Our factory covers large standardized production workshops equipped with full-automatic closed production lines, achieving an annual output capacity of 40,000 metric tons. We own an independent precision testing laboratory and have passed ISO9001 Quality Management System, ISO14001 Environmental Management System and ISO45001 Occupational Health and Safety Management System triple certifications, all production links comply with international industrial standards.
Our Core Products
We develop six exclusive grades of zinc oxide customized for different downstream industries, with product purity stabilized above 99.7%:
Rubber Grade Zinc Oxide: For tires, rubber hoses, sealing parts and rubber products to enhance wear resistance and curing performance
Power Lightning Arrester Grade Zinc Oxide: Special formula for power electronic lightning protection components
Coating & Paint Grade Zinc Oxide: Good dispersion, anti-rust and anti-aging for industrial paints and architectural coatings
Ceramic Grade Zinc Oxide: Improve glaze brightness and molding stability for ceramic tiles and craft ceramics
Feed Grade Zinc Oxide: Low heavy metal content, compliant with animal feed additive safety standards
Medical & Cosmetic Grade Zinc Oxide: Mild and non-irritating, applied in ointments and skincare raw materials
All raw materials adopt premium 0# zinc ingots. Every batch of finished products will go through full-item laboratory testing to strictly control heavy metal impurities, particle size, whiteness and activity, with complete test reports provided for each shipment. We support diversified packaging solutions including 25kg woven bags and 500kg jumbo bags, as well as private label printing for global clients.
Production & Service Advantages
Stable Mass Supply: Large-scale automated production lines guarantee sufficient inventory to support small trial sample orders and full-container bulk export orders.
Customized Technical Support: Our professional technical team can adjust product indicators according to clients’ production formulas to match different processing demands.
One-stop Export Service: We have rich experience in international logistics, supporting full-container delivery, door-to-door transportation and complete customs clearance documents for global trade.
Strict Quality Traceability: Each production batch retains samples and inspection records, realizing full-cycle quality tracking.
Our Business Concept
Adhering to the tenet of “Quality First, Sincere Cooperation”, Hongtu Zinc Oxide Factory always takes stable product quality and reliable after-sales service as the core competitiveness. We keep long-term cooperative relationships with manufacturers across Southeast Asia, Europe, the Middle East and other regions, and are committed to becoming your most trusted stable zinc oxide raw material supplier in China.
Factory Address: Shihe Subdistrict, Puwan New Area, Dalian City, Liaoning Province, P.R.China
Brand Name: Hongtu Zinc Oxide Factory

Our product

Customer Reviews

Stable & high purity zinc oxide, long-term supplier

We have cooperated with Hongtu for 5 years. Their rubber-grade zinc oxide has stable activity and uniform particle size, which greatly improves the wear resistance of our tires. The delivery is always on schedule, and the test reports are complete for customs clearance. Highly recommended!

— Mr. Tan, Thailand Rubber Factory

Excellent dispersion, strict quality control

We purchased coating-grade zinc oxide from this factory. The whiteness and anti-rust performance meet European standards perfectly. Every batch comes with full lab inspection data. Their sales team provides fast technical support for our formula adjustment.
— Lisa Schmidt, Germany Coatings Manufacturer

Professional customized grade for power components

Hongtu’s special zinc oxide for lightning arresters is exactly what we need. Heavy metal content is well controlled, fully compliant with our local industry requirements. They support both small trial orders and full-container bulk shipments, flexible for our business.

— Ahmad Zain, Malaysia Electrical Parts Plant